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wc: remove mutable min_width parameter

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Remove mutability from the `min_width` parameter to the `print_stats()`
function in `wc`.
This commit is contained in:
Jeffrey Finkelstein 2021-09-12 12:24:38 -04:00
parent 238bcb9634
commit 7ec6452265
1 changed files with 9 additions and 12 deletions
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21
src/uu/wc/src/wc.rs
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@ -424,8 +424,15 @@ fn wc(inputs: Vec<Input>, settings: &Settings) -> Result<(), u32> {
// The width is the number of digits needed to print the number of
// bytes in the largest file. This is true regardless of whether
// the `settings` indicate that the bytes will be displayed.
//
// If we only need to display a single number, set this to 0 to
// prevent leading spaces.
let mut failure = false;
let max_width = max_width(&inputs);
let max_width = if settings.number_enabled() <= 1 {
0
} else {
max_width(&inputs)
};
let mut total_word_count = WordCount::default();
@ -475,20 +482,10 @@ fn wc(inputs: Vec<Input>, settings: &Settings) -> Result<(), u32> {
}
}
fn print_stats(
settings: &Settings,
result: &TitledWordCount,
mut min_width: usize,
) -> io::Result<()> {
fn print_stats(settings: &Settings, result: &TitledWordCount, min_width: usize) -> io::Result<()> {
let stdout = io::stdout();
let mut stdout_lock = stdout.lock();
if settings.number_enabled() <= 1 {
// Prevent a leading space in case we only need to display a single
// number.
min_width = 0;
}
let mut is_first: bool = true;
if settings.show_lines {